Quality： the instrument had small manufacturing defects, the stroke counter was not fixed properly and the crank hit the balance screw at every turn, all the defects were solved quite quickly. Delivery： delivery times were respected, nothing to comment on.

This small blown film machine is particularly easy to operate, and can be quickly started against the operation manual, which greatly improves our work efficiency. There has been no jamming, malfunctioning, etc. We are very satisfied with the machine of Zhongli Instrument.